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Stock Options - Additional Information (Details) - USD ($) | 1 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Feb. 29, 2016 | May 31, 2006 | Sep. 30, 2020 | Dec. 31, 2019
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Expected term |  |  | 5 years 7 months 17 days |
Restricted Stock Units |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Restricted stock units outstanding |  |  | 79,000 | 26,000
Restricted stock units vested |  |  | 0 |
2006 Plan |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Options granted termination period |  | 10 years |  |
2016 Plan |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Options granted termination period | 10 years |  |  |
Additional stock awards granted | 0 |  |  |
Net of estimated forfeitures percentage |  |  | 10.00% |
Unrecognized remaining stock based compensation balance |  |  | $ 500,000 |
Amortization period |  |  | 3 years |
Stock Options Outside 2006 Plan |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Unrecognized remaining stock based compensation balance |  |  | $ 0 |
Stock options issued |  |  | 205,199 |
Expected term |  |  | 5 years |
Options outstanding and exercisable |  |  | 173,233 |
Weighted average exercise price |  |  | $ 11.11 |
Weighted average remaining life |  |  | 6 years |
Maximum | 2006 Plan |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Number of shares authorized |  | 831,389 |  |
Maximum | 2016 Plan |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Number of shares authorized | 1,431,964 |  |  |

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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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